Interior walls look to be horse-hair.

Gene, I'll need to fix my hair next time as I know you roll around with the camera, lol.

Check the filters to make sure they don’t need to be replaced and/or have a bunch of long hair stuck on them and need to be washed?

If tenants tear up a piece or a section, they can be cut out using a box knife and replaced easily enough, or if your help has a little patience they can be removed using a hair dryer or heat gun.My favorite color (cherry) is on sale right now. 

State facts to her and get her out of your hair, but personally, I don't succumb to empty threats.

Note before I moved in the floor was vacuum but there was a sweat stain on the wall, tons of short black hairs in the bathroom tub, and a toilet paper behind the toilet (suggesting floor wasn't swept).

@Austin Hair VRBO or other providers may extend limited coverage during the rental period, but you also need coverage for the vacant periods as well as for your personal occupancy. 

Also make sure to add hair catchers in the bathtubs, it's $5, but if it saves you from a plumbing call--it's worth it!

Save yourself money, potential hair-loss, and blood pressure spikes; go with someone else.

HomeAway was terribly run from the get go and now the warts and hairs are becoming evident.